172417653

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{23917}}^1$

素因数の和:24018

約数の個数: 20

約数和(自身を含む): 260467020

約数和(自身を除く): 88049367

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 23917, 71751, 215253, 645759, 1937277, 2128613, 6385839, 19157517, 57472551, 172417653]

約数ペア:

[(1, 172417653), (3, 57472551), (9, 19157517), (27, 6385839), (81, 2128613), (89, 1937277), (267, 645759), (801, 215253), (2403, 71751), (7209, 23917)]